Colt Matrix benchmark running on java.vm.vendor IBM Corporation java.vm.version 1.4.1 java.vm.name Classic VM os.name Linux os.version 2.4.19 os.arch x86 java.version 1.4.1 java.vendor IBM Corporation java.vendor.url http://www.ibm.com/ Colt Version is Version 1.0.3.165 (Thu Nov 28 11:31:47 CET 2002) Please report problems to wolfgang.hoschek@cern.ch or http://nicewww.cern.ch/~hoschek/colt/index.htm Executing command = [dgemm, dense, 2, 2, 0.999, false, true, 5, 10, 25, 50, 100, 250, 500, 1000] ... @x.x.x.x.x.x.x.x.* Performance of Blas matrix-matrix mult dgemm(false, true, 1, A, B, 0, C) type=dense | size | 5 10 25 50 100 250 500 1000 ------------------------------------------------------------------------------------ d 0.999 | 163.148 383.67 527.194 880.116 1.266E+003 1.343E+003 1.353E+003 1.367E+003 Run took a total of Time=28.796 secs. End of run. Executing command = [dgemm, dense, 1, 2, 0.999, false, true, 5, 10, 25, 50, 100, 250, 500, 1000] ... @x.x.x.x.x.x.x.x.* Performance of Blas matrix-matrix mult dgemm(false, true, 1, A, B, 0, C) type=dense | size | 5 10 25 50 100 250 500 1000 ----------------------------------------------------------------------- d 0.999 | 55.385 116.691 243.576 372.608 596.79 567.903 668.151 703.235 Run took a total of Time=29.41 secs. End of run. Command file name used: medium.conf To reproduce and compare results, here it's contents: // matrix-matrix mult with 1 and with 2 CPUs dgemm dense 2 2.0 0.999 false true 5 10 25 50 100 250 500 1000 dgemm dense 1 2.0 0.999 false true 5 10 25 50 100 250 500 1000 Program execution took a total of 0.97291666 minutes. Good bye.